Send fake event when event_type is set to exit menu

ui/aura/desktop_host_linux.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/aura/desktop_host.h"
 
 #include <X11/cursorfont.h>
 #include <X11/Xlib.h>
 
 // Get rid of a macro from Xlib.h that conflicts with Aura's RootWindow class.
@@ skipping 222 matching lines @@
 
   // DesktopHost Overrides.
   virtual void SetDesktop(Desktop* desktop) OVERRIDE;
   virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE;
   virtual void Show() OVERRIDE;
   virtual void ToggleFullScreen() OVERRIDE;
   virtual gfx::Size GetSize() const OVERRIDE;
   virtual void SetSize(const gfx::Size& size) OVERRIDE;
   virtual void SetCursor(gfx::NativeCursor cursor_type) OVERRIDE;
   virtual gfx::Point QueryMouseLocation() OVERRIDE;
+  virtual void PostNativeEvent(const base::NativeEvent& event) OVERRIDE;
 
   // Returns true if there's an X window manager present... in most cases.  Some
   // window managers (notably, ion3) don't implement enough of ICCCM for us to
   // detect that they're there.
   bool IsWindowManagerPresent();
 
   Desktop* desktop_;
 
   // The display and the native X window hosting the desktop.
   Display* xdisplay_;
@@ skipping 221 matching lines @@
                 xwindow_,
                 &root_return,
                 &child_return,
                 &root_x_return, &root_y_return,
                 &win_x_return, &win_y_return,
                 &mask_return);
   return gfx::Point(max(0, min(size_.width(), win_x_return)),
                     max(0, min(size_.height(), win_y_return)));
 }
 
+void DesktopHostLinux::PostNativeEvent(const base::NativeEvent& native_event) {
+  DCHECK(xwindow_);
+  DCHECK(xdisplay_);
+  XEvent xevent = *native_event;
+  xevent.xany.display = xdisplay_;
+  xevent.xany.window = xwindow_;
+  ::XPutBackEvent(xdisplay_, &xevent);
+}
+
 bool DesktopHostLinux::IsWindowManagerPresent() {
   // Per ICCCM 2.8, "Manager Selections", window managers should take ownership
   // of WM_Sn selections (where n is a screen number).
   ::Atom wm_s0_atom = XInternAtom(xdisplay_, "WM_S0", False);
   return XGetSelectionOwner(xdisplay_, wm_s0_atom) != None;
 }
 
 }  // namespace
 
 // static
 DesktopHost* DesktopHost::Create(const gfx::Rect& bounds) {
   return new DesktopHostLinux(bounds);
 }
 
 // static
 gfx::Size DesktopHost::GetNativeDisplaySize() {
   ::Display* xdisplay = base::MessagePumpX::GetDefaultXDisplay();
   return gfx::Size(DisplayWidth(xdisplay, 0), DisplayHeight(xdisplay, 0));
 }
 
 }  // namespace aura